// JavaScript Document
<!--//
function openWindow() {
window.open("","JSL",'toolbar=0,location=0,scrollbars=0,width=500,height=600,resizable=0,top=20,left=20');
}
//-->
var predchoziIdecko = '';
function zobrazSkryj(idecko){
el=document.getElementById(idecko).style;
el.display=(el.display == 'block')?'none':'block';

if(predchoziIdecko != '')
document.getElementById(predchoziIdecko).style.display = 'none';

predchoziIdecko = idecko;
}